Add a unified audio I/O backend for ChromeOS.

media/media.gyp

 # Copyright (c) 2012 The Chromium Authors. All rights reserved.
 # Use of this source code is governed by a BSD-style license that can be
 # found in the LICENSE file.
 
 {
   'variables': {
     'chromium_code': 1,
     # Override to dynamically link the PulseAudio library.
     'use_pulseaudio%': 0,
     # Override to dynamically link the cras (ChromeOS audio) library.
@@ skipping 77 matching lines @@
         'audio/audio_output_proxy.h',
         'audio/audio_output_resampler.cc',
         'audio/audio_output_resampler.h',
         'audio/audio_source_diverter.h',
         'audio/audio_util.cc',
         'audio/audio_util.h',
         'audio/cras/audio_manager_cras.cc',
         'audio/cras/audio_manager_cras.h',
         'audio/cras/cras_input.cc',
         'audio/cras/cras_input.h',
-        'audio/cras/cras_output.cc',
-        'audio/cras/cras_output.h',
+        'audio/cras/cras_unified.cc',
+        'audio/cras/cras_unified.h',
         'audio/cross_process_notification.cc',
         'audio/cross_process_notification.h',
         'audio/cross_process_notification_posix.cc',
         'audio/cross_process_notification_win.cc',
         'audio/fake_audio_input_stream.cc',
         'audio/fake_audio_input_stream.h',
         'audio/fake_audio_output_stream.cc',
         'audio/fake_audio_output_stream.h',
         'audio/ios/audio_manager_ios.h',
         'audio/ios/audio_manager_ios.mm',
@@ skipping 491 matching lines @@
               },
               'defines': [
                 'USE_CRAS',
               ],
             }, {  # else: use_cras == 0
               'sources!': [
                 'audio/cras/audio_manager_cras.cc',
                 'audio/cras/audio_manager_cras.h',
                 'audio/cras/cras_input.cc',
                 'audio/cras/cras_input.h',
-                'audio/cras/cras_output.cc',
-                'audio/cras/cras_output.h',
+                'audio/cras/cras_unified.cc',
+                'audio/cras/cras_unified.h',
               ],
             }],
           ],
         }],
         ['OS!="linux"', {
           'sources!': [
             'audio/cras/audio_manager_cras.cc',
             'audio/cras/audio_manager_cras.h',
             'audio/cras/cras_input.cc',
             'audio/cras/cras_input.h',
-            'audio/cras/cras_output.cc',
-            'audio/cras/cras_output.h',
+            'audio/cras/cras_unified.cc',
+            'audio/cras/cras_unified.h',
           ],
         }],
         ['os_posix == 1', {
           'conditions': [
             ['use_pulseaudio == 1', {
               'cflags': [
                 '<!@(pkg-config --cflags libpulse)',
               ],
               'link_settings': {
                 'libraries': [
@@ skipping 293 matching lines @@
                 '../testing/android/native_test.gyp:native_test_native_code',
               ],
             }],
           ],
         }],
         ['OS == "linux"', {
           'conditions': [
             ['use_cras == 1', {
               'sources': [
                 'audio/cras/cras_input_unittest.cc',
-                'audio/cras/cras_output_unittest.cc',
+                'audio/cras/cras_unified_unittest.cc',
               ],
               'defines': [
                 'USE_CRAS',
               ],
             }],
           ],
         }],
         [ 'target_arch=="ia32" or target_arch=="x64"', {
           'sources': [
             'base/simd/convert_rgb_to_yuv_unittest.cc',
@@ skipping 558 matching lines @@
           ],
           'sources': [
             'video/capture/screen/differ_block_sse2.cc',
             'video/capture/screen/differ_block_sse2.h',
           ],
         }, # end of target differ_block_sse2
       ],
     }],
   ],
 }